via https://jeanyvesnau.com/2019/06/09/vih-a-quand-la-prochaine-controverse-politique-sur-la-discrimination-des-donneurs-de-sang/
via https://superuser.com/questions/864748/can-ssh-as-root-but-can-not-restart-cannot-execute-binary-file
reboot -> "echo b > /proc/sysrq-trigger"
via @iMilnb
